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Run results for: matrix test

test patterns for matrix perf

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Run details:
Mozilla/5.0 (Windows NT 10.0; WOW64; rv:48.0) Gecko/20100101 Firefox/48.0
Firefox 48
Windows
Other
8 years ago
Test name Executions per second
vec3 Arr 132.5 Ops/sec
vec3 obj 110.0 Ops/sec
vec3 arr2 0.3 Ops/sec
Script Preparation code:
​x
 
function addObj(out, a, b) {
    out[0] = a[0] + b[0];
    out[1] = a[1] + b[1];
    out[2] = a[2] + b[2];
    return out;
};
​
function addArr(out, oo, a, b, ao,bo) {
    out[0+oo] = a[0+ao] + b[0+bo];
    out[1+oo] = a[1+ao] + b[1+bo];
    out[2+oo] = a[2+ao] + b[2+bo];
};
​
function addArr2(out, a, b, oo, ao,bo) {
    out[0+(oo || 0)] = a[0+(ao || 0)] + b[0+(bo || 0)];
    out[1+(oo || 0)] = a[1+(ao || 0)] + b[1+(bo || 0)];
    out[2+ (oo || 0)] = a[2+(ao || 0)] + b[2+(bo || 0)];
};
Tests:

  • vec3 Arr

     
    var A = new Float32Array(300);
    var B = new Float32Array(300);
    var O = new Float32Array(300);
    for (var i = 0;i < 10000;++i) {
      for (var j=0;j< 100;++j) {
        addArr(O,j*3,A,B,j*3,j*3);
      }
    }

  • vec3 obj

     
    var A = [];
    var B = [];
    var O = [];
    ​
    for (var x=0;x<100;++x) {
      A.push(new Float32Array(3));
      B.push(new Float32Array(3));
      O.push(new Float32Array(3));
    }
    ​
    for (var i = 0;i < 10000;++i) {
      for (var j=0;j< 100;++j) {
        addObj(O[j],A[j],B[j]);
      }
    }

  • vec3 arr2

     
    var A = new Float32Array(300);
    var B = new Float32Array(300);
    var O = new Float32Array(300);
    for (var i = 0;i < 10000;++i) {
      for (var j=0;j< 100;++j) {
        addArr2(O,j*3,A,B,j*3,j*3);
      }
    }